Answer:
1 and 2/13
Step-by-step explanation:
15 can go into 13 once with 2 left over.
If there are 13 letters typed, the probability that no letters will be repeated can be found to be 1.05 x 10⁻²⁰
<h3>How to find the probability no letters are repeated?</h3>
First, find the number of possibilities of 13 letters from 26 letters in the alphabet as:
= 26 x 26 x 26 x 26 x 26 x 26 x 26 x 26 x 26 x 26 x 26 x 26 x 26
= 6.156 x 10³⁶ possibilities
If the numbers are not to be repeated then the possibilities are:
= 26 x 25 x 24 x 23 x 22 x 21 x 20 x 19 x 18 x 17 x 16 x 15 x 14
= 64764752532480000 possibilities
The probability that no letters are repeated is:
= 64764752532480000 / 6.156 x 10³⁶
= 0.0000000000000000000105
= 1.05 x 10⁻²⁰
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Answer:
15 gallons = 120 pints
Step-by-step explanation:
1 gallon = 8 pints
2 gallons = 16 pints
10 gallons = 80 pints
15 gallons = 120 pints
~Hello There!~
We have the total number of cookies given to us already
Keep this number in mind because it will be the denominator
There are 3 almond cookies therefore the probability the chef takes an almond cookie the first time is 
However, since the chef doesn't put the cookie back, there are now 5 cookies in the box. The denominator should now be 5.
Also, assuming the first cookie taken was an almond cookie, there are now only 2 almond cookies.
Therefore, the second probability would be 
The AND rule means that we must multiply these together as we want BOTH of these outcomes.

The final probability is:

Hope This Helps You!
Good Luck :)
Have A Great Day ^_^
- Hannah ❤